[CNet reports open source programmer, Harald Welt author of the iptables software and Linux proponent, was continuing his awareness campaign at CeBIT by personally notifying 13 companies they are in violation of the terms of the General Public License due to non-disclosure of their source code.]

By Stephanie Shankland -- "Most of the CeBit products he thinks violate the GPL are networking equipment, he said. In his general work, he's also found violations in set-top boxes, vehicle navigation systems and special-purpose software."